JP2854320B2 - Connecting structure of building panels - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a connection structure of building panels (hereinafter simply referred to as panels) useful for constructing an outer wall and an inner wall of a building or a building. More specifically, by fixing the engaging groove side serving as the fixing portion of the panel to the skeleton with the fixture, the drilling of the through hole by the fixture in the engaging groove is eliminated,
The present invention relates to a panel connecting structure in which water leaking to a skeleton side by a through hole is eliminated.

[Conventional technology]

Conventionally, as panels forming this kind of connection structure, many panels having a laminated structure of a surface material-a core material-a back material, ceramic-related panels such as cement, etc. have been put on the market. , Real hagigi structure, crucial structure,
It has a hooking structure connecting part.

[Problems to be solved by the invention]

However, since this type of panel connection structure is performed using screw screws, bolts, and the like to fix the panel to the frame, a through hole must be formed in the panel. However, there is a drawback that the water enters the skeleton and water leaks to the skeleton side. Moreover, when fixing the sandwich type panel with fixing devices such as screw screws,
There was a risk that the panel would be deformed by being excessively pressed by the fixture. In addition, it was not possible to follow the deformation of the skeleton due to an earthquake or the like, and the fixed portion was sometimes destroyed.

[Means for solving the problem]

In order to eliminate such drawbacks, the present invention uses a panel having a real structure as a connection structure on the skeleton side, and waterproofing by fixing the panel to the skeleton with a fixture corresponding to the real structure. An object of the present invention is to provide a panel connection structure with improved earthquake resistance and the like.

〔Example〕

Hereinafter, the panel connection structure according to the present invention will be described in detail with reference to the drawings. FIG. 1 shows a typical example of the panel connection structure (hereinafter simply referred to as a connection structure), wherein A is a fixture, B is a panel, C is a connection portion, and D is a packing material. In more detail, as fitting A is shown in FIG. 2, a short type plate made of, for example, stainless steel plate, press molding, which was formed by roll forming or the like, the horizontal plane of the fixed portion 1, the fixed part 1 And a supporting portion 4 formed correspondingly to a real structure of a panel B described later, and the fixing portion 1 is formed on a fixing piece 2 in a horizontal plane and two on the fixing piece 2 in the figure. And the supporting portion 4
A side surface 5 having one end edge of the fixing piece 2 bent upward, a lower surface 6 having a tip of the side surface 5 bent outward, a contact surface 7 having a tip of the lower surface 6 bent upward, and a tip of the contact surface 7 The upper surface 8 bent inwardly, and the mounting piece 9 whose tip of the upper surface 8 is bent in an inverted U-shape
A fixing groove 10 formed in a substantially inverted U-shaped cross section from the upper surface 8 and the mounting piece 9, and a locking piece 11 in which the tip of the fixing groove 10 is bent in an L-shape.
It consists of: The fixing portion 1 is a portion for fixing the fixture A to the frame α by a fixing tool β such as a screw screw, and the support portion 4 supports an engaging groove on the fixing portion side of the panel B and is fixed to the frame α. The fixing groove 10 is inserted into a male connecting portion 17 of the panel B, which will be described later, and fixes one end of the surface material 1 to the frame α.
The locking piece 11 is engaged with the concave groove 21 formed in the male connecting portion 17 of the panel B through elastic deformation, so that the fixture A fixes the panel B without rattling. FIG. 3 shows a representative example of the panel B, the front surface material 12 , the back surface material 28 , and the core material.
31 is a panel B having a sandwich structure composed of 31. Surface material
12 and the back surface material 28 are made of a metal sheet material or a synthetic resin material, for example, Al, Fe, Cu, stainless steel, aluminum
It is formed by pressing, extruding, roll forming, or the like, a kind of a zinc alloy plated steel sheet, a color steel sheet, an enameled steel sheet, a fluororesin coated steel sheet, a clad steel sheet, a sandwich steel sheet, and the like. More specifically, the surface material 12 is the fourth
As shown in the figure, a horizontally long decorative surface portion 13 , a male connecting portion 17 ,
The gutter-shaped portion 12a is formed from the female connecting portion 23 .
The male connecting portion 17 has a side wall 14 in which the longitudinal edge of the decorative surface 13a is bent inward at an arbitrary angle, an upper edge 19 that projects the lower edge of the side wall 14 outward, and a tip of the upper edge 19. An insertion edge 18 composed of a lower edge 20 bent inward in a substantially inverted U-shape, and an upper edge 19 of the insertion edge 18
And a reinforcing groove 22 formed in the middle of the groove along the longitudinal direction, and a tip of the lower edge 20 bent inward in an L-shape. As shown in FIG. 1, the insertion edge 18 is a portion which is inserted into a fitting groove 26 of the female connecting portion 23 described later and is fixed to the frame α, and is inserted and locked in the fixing groove 10 of the fixture A. It is a part integrated with the fixture A. Also, the concave groove 21 is
It is a portion that locks the locking piece 11 of the attachment A, and also forms a gap in the connecting portion C to prevent a capillary phenomenon and enhance waterproofness. In the case where the upper edge 19 forms a joint when the panel B is connected, the side wall 15 side from the groove 21 also functions as the joint underground 16. The female connecting portion 23 has a side wall 15 in which the other side edge of the decorative surface 13a is bent inward, and the side wall 15
The upper surface 24 formed by bending the lower edge of the inner side inward to have a length not less than the length from the tip of the upper edge 19 of the male connecting portion 17 to the concave groove 21,
A lower surface 25 in which the tip of 24 is bent outward in a U-shape, and an upper surface 24
And a lower surface 25 and a fitting groove 26 formed in a substantially U-shaped cross section, and a reinforcing piece 27 having a distal end of the lower surface 25 bent inward. The fitting groove 26 is a portion which is engaged with the insertion edge 18 of the male connecting portion 17 and fixes the panel B to the frame α. The steps 13b and 13c formed on the decorative surface 13a are intended to make the joint three-dimensional and clear, thereby improving the designability, by making the decorative joint stepwise. As shown in FIG. 5, the back member 28 has an inner piece 29 in which one end of the long plate is bent inward in an inverted L shape substantially in parallel with the plate, and the other end is formed as the plate outward. It is formed from an outer piece 30 which is parallel and bent in an inverted L-shape. In the figure, the tips of the inner piece 29 and the outer piece 30 are bent upward to form stable pieces 29a and 30a, and when engaged, And a gutter-like portion 28a is formed from these. The back member 28 covers the back surface of the core member 31 described later to form the panel B as a sandwich structure, thereby improving the mechanical strength of the panel B itself, as well as a non-combustible sheet, a waterproof film, a heat shielding sheet, a water absorbing sheet, a soundproof sheet, It is useful as one function such as a packing material. The material is the same material as the surface material 1 , or asbestos paper, kraft paper, asphalt felt, metal foil (Al, Fe, P
b, Cu), laminating one or more of synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper, aluminum hydroxide paper, glass fiber non-woven fabric, etc., waterproof, flame-retardant sheet, etc. It consists of The installation is
While being integrally formed by a core material 31 described later, the lower edge 20,
A core material 31, an engagement groove 32 having a concave cross section by the inner piece 29, a lower surface 25,
An engaging piece 33 having a convex cross section is formed by the core material 31 and the outer piece 30, and together with the engagement between the insertion edge 18 and the fitting groove 26 as shown in FIG.
The engagement piece 33 is engaged so as to be inserted into the engagement groove 32, and the panel B is fixed to the frame α. Also, the backing material 28
The inner piece 29 and the outer piece 30 of the connecting portion C are fire-resistant, waterproof,
It is intended to greatly improve the airtightness, especially in the event of a fire, preventing the flame from entering the back,
This is to make panel B that can pass the fire resistance test. In the drawing, in order to further improve the fire resistance, the front surface material 12 and the back surface material 28 are formed so as not to contact with each other. Core material
31 mainly uses a synthetic resin foam and functions as a heat insulating material, a waterproofing material, a soundproofing material, a cushioning material, a fireproofing material, and the like.For example, a synthetic material such as polyisocyanurate foam, phenol foam, polyurea foam, and polyimide foam is used. Resin foams, and flame retardants (borate, silicate, phosphate, etc.), flame retardant aids (gypsum slag,
Talc, shirasu balloon, etc.), aggregates (perlite, glass beads, etc.), fibrous materials (long and short fibers), etc., phenol foam powder coated around perlite, heated and pressurized It is formed of a single material or a combination of a plurality of materials such as foamed gypsum board, rock wool board, glass wool board, ALC, insulation board, wood chip board, glass wool, or the like. In addition, the formation of the core material 31, in the figure, while filling the gutter-like portions 12a, 28a of the front surface material 12 and the back surface material 28 ,
The surface material 12 and the back material 28 are prevented from coming into contact with each other even at the connection portion C. Even if the surface material 12 is heated by a fire or the like, the heat is prevented from being transmitted to the back material 28, and fire resistance is prevented by preventing a thermal bridge. It is intended to improve the performance and heat insulation. Also,
D is a packing material that imparts waterproofness, airtightness, cushioning properties, and, depending on the material, fire resistance to the connecting portion C of the panel B.

 Next, a construction example will be briefly described.

Now, it is assumed that the work is to be vertically stretched as shown in FIG. 1 using a fixture A as shown in FIG. 2 and a panel B as shown in FIG. Incidentally, fitting A is made of a stainless steel plate of 0.6mm thickness, the panel B, the surface member 12, the back surface member 28
As a core material 31, a phenol foam raw material mixed with pearlite particles is discharged, reacted and foamed, and then cured and integrated. Therefore, a skeleton consisting of main pillars, studs, and a waterproof sheet (the figure shows the skeleton when no waterproof sheet is used)
To secure the n-th male coupling part 17 side of the panel B ₁ to alpha, a plurality of fitting A, the fixing groove 10 of the fitting A Sakomien
Then, the fixing piece 2 of the fixture A is fixed via a fixing tool β made of a screw screw. Fitting groove of then n + 1 th panel B ₂ of the female coupling portion 23
26 into the insertion edge 18 of the panel B ₁
Are inserted into the engaging grooves 32 to form vertical joints as shown in FIG. Further, in order to form the entire wall, the above-described steps may be sequentially performed. As described above, since the panel B is fixed to the skeleton α via the fixture A, there is no deformation due to the pressing force of the fixture β. In addition, it is necessary to use a caulking material and an accessory in a portion (not shown) such as a drainer (not shown), an outlet, a corner, a vertical joint, and the like for a base portion.

[Other Examples]

What has been described above is only one embodiment of the connecting structure according to the present invention, and a fixture A as shown in FIGS. 6 (a) to 6 (g) can be used.

〔The invention's effect〕

According to the connection structure according to the present invention as described above,
Large panels can be securely fixed to the frame without exposing nails, bolts, etc. to the outside. The concave groove formed by recessing the middle of the upper edge along the longitudinal direction locks the locking piece of the fixture, so that there is no play between the panel and the fixture. Since the panel is fixed to the skeleton through the fixture, it is not necessary to form a through hole by the fixture in the panel itself, and the waterproof property is enhanced, and the panel is prevented from being deformed by the fixture. it can. Since the panel is not directly fixed to the frame, the panel can follow a shake caused by an earthquake or the like, and the connecting portion is not broken. The connection structure has improved waterproofness, airtightness, earthquake resistance, heat insulation, fire resistance, soundproofing, and workability. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing an example of a connecting structure of a building panel according to the present invention, FIG. 2 is a perspective view showing an example of a fixture, and FIG.
FIGS. 4, 5 and 6 are partially cut-away perspective views and cross-sectional views for explaining a building panel, and FIGS. 6 (a) to 6 (g) are perspective views showing other embodiments of a fixture. It is. A: mounting fixture, B: building panel, C: connecting part, D
...... Packing material.

Continuation of the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E04F 13/12 E04F 13/12 101 E04F 13/08 E04F 19/06

Claims (1)

(57) [Claims] An architectural panel in which a core material is filled between a surface material and a back surface material of a long plate material, the surface material has a horizontally long decorative surface portion, and one side edge of the decorative surface portion in a longitudinal direction is inward. Side wall, an upper edge protruding outward from the side wall, a lower edge bent inward at an end of the upper edge in a substantially U-shape, and a concave portion along the longitudinal direction in the middle of the upper edge. A male connecting portion formed from a groove recessed into the side wall, a side wall having the other side edge bent inward, a lower end edge of the side wall bent inward, and a groove formed from a tip of the upper edge. An upper surface formed to have a length equal to or longer than the edge on the side wall side, and a lower surface having a tip of the upper surface bent outward in a U-shape,
A female connecting portion formed with a fitting groove having a substantially U-shaped cross section composed of the upper surface and the lower surface, wherein the back material is a plate material in which one end edge of a long plate material is inward and the other end edge is outward. Is almost parallel and reverse L
Forming an inner piece and an outer piece by bending into a letter shape, integrating the surface material and the back material with a core material, and engaging with the lower edge of the surface material, the side end surface of the core material, and the inner piece of the back material. A groove, a building panel in which a convex engaging piece is formed by the lower surface of the surface material, the side end surface of the core material, and the outer piece of the back material, a horizontal fixing member, and one end edge of the fixing member upward. And a fitting formed of an engaging groove of the building panel, a male connecting portion and a supporting portion formed in substantially the same shape, and a supporting portion of the mounting tool in the engaging groove of the building panel. Wherein the fixing piece of the fixture is fixed to the skeleton by the fixing tool, and the engaging piece of the building panel is inserted into the engaging groove.